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Pat. 11539329 United States, Int. Cl.22 H03F 1/30, H02M 3/158, H03F 1/02, H03F 3/217, H03F 3/45. Wideband envelope control in polar modulators : Appl. N 17/319433 : Filed 13.05.2021 : Pub. 27.12.2022 : / Waclaw Godycki ; Assignee Eridan Communications Inc ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US11539329/en?oq=US11539329.html (дата обращения: ДД.ММ.ГГГГ).